Structure 6229905 · Ottawa County, OH

SR 51 over I80 Ohio Tpk

Carries SR 51 over I80 Ohio Tpk, 9.2mi East Of Exit 71.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Deck7/9 · Good
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT204 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9Substructure 5/9 · sets the rating

204 ft end to end, longest span 69 ft: about 3 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built1954rebuilt 1996
Length204.1 ft62.2 m
Daily traffic2,554counted 2015
Last inspectedJune 2024every 12 months

Location

StateOhio
CountyOttawa
Location9.2mi East Of Exit 71
CarriesSR 51
CrossesI80 Ohio Tpk
Coordinates41.46540, -83.29966

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length204.1 ft (62.2 m)
Max Span68.9 ft (21 m)
Deck Width50.9 ft (15.5 m)
Deck Area964.1 sq m
Main Spans2
Year Built1954 (reconstructed 1996)

Traffic

Avg Daily Traffic2,554 (2015)
Truck Traffic13%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last InspectionJune 2024
Inspection FrequencyEvery 12 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number6229905

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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